ThePipingMart Blog Grades 6005 Aluminium Alloy (UNS A96005) – Composition, Properties and Uses

6005 Aluminium Alloy (UNS A96005) – Composition, Properties and Uses

Aluminium 6005

Aluminium 6005 is one of the most versatile and commonly used alloys in the aluminum family. Offering a variety of benefits, such as corrosion resistance and heat resistance, this alloy can be used for a wide range of applications. In addition to its impressive properties, aluminum 6005 also offers excellent machining capabilities and welding characteristics that make it ideal for fabricating into nearly any shape or form. When choosing the right aluminium alloy for a specific application, many factors must be considered. One such alloy that has gained popularity recently is the 6005 Aluminium Alloy (UNS A96005), thanks to its impressive composition and properties. This alloy primarily comprises aluminium, magnesium, and silicon, giving it excellent strength, durability, and corrosion resistance. Moreover, this alloy can be easily extruded and fabricated into complex shapes, making it an attractive choice for various industries. Whether you want to use UNS A96005 for building and construction, transportation, or any other application, you can count on its strong performance and reliability.

What Forms of 6005 Aluminium is Available at Piping Mart?

  • Aluminium 6005 Nuts
  • Aluminium 6005 Bar
  • Aluminium 6005 Bolt
  • Aluminium 6005 Pipe
  • Aluminium 6005 Screw
  • Aluminium 6005 Tubing
  • Aluminium 6005 Valves
  • Aluminium 6005 Washers
  • Aluminium 6005 Flanges
  • Aluminium 6005 Fasteners
  • Aluminium 6005 Electrodes
  • Aluminium 6005 Stud Bolts
  • Aluminium 6005 Sheet Plates
  • Aluminium 6005 Pipe Fittings
  • Aluminium 6005 Forged Fitting
  • Aluminium 6005 Instrumentation Fittings

6005 Aluminium Composition

Element % Present
Si 0.5-0.9
Fe 0.0-0.35
Cu 0.0-0.3
Mn 0.0-0.5
Mg 0.4-0.7
Zn 0.0-0.2
Ti 0.0-0.1
Cr 0.0-0.3
Mn+Cr 0.12-0.5
Al Balance

6005 Aluminium Mechanical Properties

Mechanical Properties of 6005 Aluminium
Property Value
Proof Stress 225 Min MPa
Tensile Strength 270 Min MPa
Elongation A50 mm 8 %
Shear Strength 205 MPa
Hardness Brinell 90 HB
Elongation A 10 Min %

6005 Aluminium Physical Properties

Property Value
Density 2.70 kg/m3
Melting Point 605°C
Modulus of Elasticity 70 GPa
Electrical Resistivity 0.34 x 10-6 Ω.m
Thermal Conductivity 188 W/m.K
Thermal Expansion 24 x 10-6/K

6005 Aluminium Equivalents

  • A96005
  • AlSiMg
  • AlSiMg(A)

6005 Aluminium Uses

Aluminium 6005 has many uses due to its impressive strength-to-weight ratio and superior corrosion resistance. This alloy is widely used in the automotive industry for components such as suspension arms, steering knuckles, radiator mounting brackets and reinforcing plates. It is also popular in the construction industry as it can be used to create window frames, door frames and other architectural components. Additionally, aluminum 6005 is frequently used in the electrical industry to create wiring harnesses and connectors.

6005 Aluminium Uses in Industries

Aerospace Industry

One of the main uses of 6005 aluminium is in the aerospace industry. Due to its high strength-to-weight ratio and resistance to corrosion, 6005 aluminium is commonly used in constructing aircraft frames, wings, and other structural components. Its lightweight nature also helps to reduce fuel consumption and increase efficiency.

Automotive Industry

The automotive industry also uses 6005 aluminium due to its strength and durability. It is commonly used to produce car frames, engine parts, and wheels. 6005 aluminium can be easily formed into different shapes and sizes, making it a versatile material for various automotive applications.

Construction Industry

In the construction industry, 6005 aluminium is often used for building facades, window frames, and roofing structures. Its corrosion resistance makes it suitable for outdoor use, while its lightweight nature makes it easier to transport and install on construction sites. Furthermore, 6005 aluminium can be easily recycled, making it an environmentally friendly choice for builders.

Marine Industry

Another important use of 6005 aluminium is in the marine industry. Its saltwater corrosion resistance makes it ideal for use in boat hulls, masts, and other marine equipment. Additionally, its lightweight nature helps to improve fuel efficiency and reduce overall weight on boats.

6005 Aluminium Corrosion Resistance

One of the most attractive features of aluminum 6005 is its superior corrosion resistance. This alloy contains magnesium and silicon, which help to increase its corrosion resistance significantly when exposed to saltwater environments or air with high levels of pollution. As a result, this alloy can be used in a variety of marine applications without fear of corrosion damage over time.

6005 Aluminium Heat Resistance

aluminum 6005 also offers excellent heat resistance which makes it ideal for use in extreme temperature environments. This alloy does not lose any strength even when subjected to temperatures ranging from -60°C up to +150°C making it an incredibly versatile material that can be used in a variety of industries, including aerospace engineering and automotive manufacturing.

6005 Aluminium Heat Treatment

aluminum 6005 can be heat treated through various processes, including solution treatment or age hardening treatments. Solution treatment involves heating the metal to near melting point followed by rapid cooling, which increases the hardness of the material without affecting its ductility or toughness. Age hardening treatments involve heating the metal at lower temperatures followed by slower cooling, which increases both ductility and hardness but makes the metal more brittle than solution-treated metals. Depending on your specific application needs, you will need to choose between these two processes accordingly.

6005 Aluminium Machining

Aluminium 6005 offers good machinability making it easy to machine into complex shapes with minimal effort or waste materials compared with other metals such as steel or brass. The best way to achieve accurate results when machining this material is by using high-speed cutting tools such as carbide-tipped cutters because they are able to reduce cutting forces while providing superior surface finish quality compared with conventional cutting tools made from high-speed steel (HSS). Additionally, using coolant during machining operations will help extend tool life significantly while improving accuracy by reducing friction between the tool and workpiece surfaces.

6005 Aluminium Welding

Aluminium 6005 can be welded using TIG welding techniques, but care must be taken when selecting filler rods because some may contain excess silicon content, which could lead to cracking due to an increased risk of hydrogen embrittlement during welding operations if not handled properly beforehand by preheating weld areas before welding commences. Additionally, MIG welding techniques can also be employed successfully when joining aluminium alloys; however, care should still be taken when selecting filler rods since they should match closely with the base material composition. Otherwise, cracking may occur during the weld cooling process afterwards due to improper metallurgical bonding between parent metal & filler rod material during the weld formation process itself.


In conclusion, aluminium 6005 is one of the most versatile alloys available thanks to its impressive combination of strength-to-weight ratio and superior corrosion resistance along with excellent machinability & welding characteristics, making it suitable for fabricating into nearly any shape or form required depending on application needs being serviced. Its ability to withstand extreme temperature environments means that it could find use within aerospace engineering & automotive manufacturing industries, respectively, while offering good value cost-wise compared to other materials like steel or brass thanks to having a low cost/weight ratio overall. As a result, aluminium 3003 will likely continue to remain a popular choice amongst engineers & manufacturers alike in the far future too!

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